Does vaping increase COVID-19 risk?: Difference between revisions

The authors of a [https://www.jahonline.org/article/S1054-139X(20)30399-2/fulltext#%20 California study] claimed that their survey showed young vapers were five to seven times more likely than never vapers to test positive. It received a massive amount of media coverage. It also received scathing criticism and calls for retraction from longtime researchers in the field who cited [https://pubpeer.com/publications/CEB008BBD48F89272321EB50092793 multiple methodological issues]. A [https://www.laeknabladid.is/tolublod/2020/12/nr/7557 large Icelandic study] reported that the proportion of e-cigarette users was lower among patients with COVID-19 than in the general population of Iceland and that patients using e-cigarettes did not have more severe symptoms than other patients. A [https://www.sciencedirect.com/science/article/abs/pii/S0376871621000855?via%3Dihub UK study] found, "There were no differences in diagnosed/suspected Covid-19 between never, current and ex-vapers".

A large [https://journals.sagepub.com/doi/10.1177/21501327211024391 Mayo Clinic study] found that "patients who used only e-cigarettes were not more likely to have a COVID-19 diagnosis". A [https://www.ons.gov.uk/peoplepopulationandcommunity/healthandsocialcare/conditionsanddiseases/articles/coronaviruscovid19infectionsurveytechnicalarticle/analysisofpopulationsintheukbyriskoftestingpositiveforcovid19september2021 UK study] found, "People who only vape were more likely to test positive for COVID-19 than non-smokers. This was only found on one other occasion since 14 March 2021." Disease outcomes were not analyzed in either study.